Patents by Inventor Naotsugu Ogura
Naotsugu Ogura has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 8348435Abstract: There is provided a light source unit comprising an excitation light shining device for emitting excitation light, a luminescent plate having a luminescent light emitting area on a base material and adapted to emit a luminescent light of a predetermined wavelength band by excitation light from the excitation shining device, two types of light source devices for emitting light of wavelength bands different from that of the light from the luminescent plate, a light guiding optical system for guiding the light from the luminescent plate and the rays from the light sources to a predetermined plane, and a light source control device for controlling the emission from the excitation light shining device and the light sources, wherein a synthetic light or a single-color light are emitted by controlling the emissions from the excitation light shining device and the light sources by the light source control device.Type: GrantFiled: October 28, 2010Date of Patent: January 8, 2013Assignee: Casio Computer Co., Ltd.Inventors: Hiroshi Ogino, Osamu Umamine, Hiroki Masuda, Masanori Ohta, Naotsugu Ogura, Mamoru Shibasaki, Hideyuki Kurosaki, Masahiro Ogawa
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Patent number: 8337027Abstract: A light source unit including an excitation light source for emitting light in a blue wavelength band, a fluorescent wheel, a light emitting device for emitting light in a red wavelength band and a light guiding optical system for guiding light emitted from the fluorescent wheel and the light emitting device to a light guiding device. The fluorescent wheel has a fluorescent area where a green fluorescent material layer for emitting fluorescent light in a green wavelength band is disposed and a diffuse area for converting light emitted from the excitation light source into diffuse light of which directivity is weak are disposed end to end in a circumferential direction. A concentration of weight content of the green fluorescent material and a thickness thereof are such that a luminescent intensity of fluorescent light emitted from the green fluorescent material layer is enhanced.Type: GrantFiled: August 31, 2010Date of Patent: December 25, 2012Assignees: Casio Computer Co., Ltd., Stanley Electric Co., Ltd.Inventors: Naotsugu Ogura, Masahiro Ogawa, Hideki Nakamura, Takeshi Miyazaki, Hiroki Masuda, Yasuyuki Kawakami
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Publication number: 20120262677Abstract: There is provided a light source unit comprising an excitation light shining device for emitting excitation light, a luminescent plate having a luminescent light emitting area on a base material and adapted to emit a luminescent light of a predetermined wavelength band by excitation light from the excitation shining device, two types of light source devices for emitting light of wavelength bands different from that of the light from the luminescent plate, a light guiding optical system for guiding the light from the luminescent plate and the rays from the light sources to a predetermined plane, and a light source control device for controlling the emission from the excitation light shining device and the light sources, wherein a synthetic light or a single-color light are emitted by controlling the emissions from the excitation light shining device and the light sources by the light source control device.Type: ApplicationFiled: June 22, 2012Publication date: October 18, 2012Applicant: CASIO COMPUTER CO., LTD.Inventors: Hiroshi OGINO, Osamu UMAMINE, Hiroki MASUDA, Masanori OHTA, Naotsugu OGURA, Mamoru SHIBASAKI, Hideyuki KUROSAKI, Masahiro OGAWA
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Publication number: 20120075591Abstract: A light source unit includes an excitation light source and a luminescent wheel on which luminescent light emitting areas including, on a reflecting surface, red and green luminescent materials which respectively emit light of red and green wavelength band, when receiving excitation light, and a diffuse transmission area which diffuses and transmits excitation light, are aligned end to end in a circumferential direction. An excitation light incident surface of a luminescent material layer of the luminescent wheel has a surface with a plurality of projecting bodies. Regular quadrangular pyramids are arranged thereon in a matrix with outer boundaries of bottom portions of adjacent regular quadrangular pyramids contacting each other. The pyramids rise at a rising angle of at least 30°, and a length of one side of an outer boundary of the bottom portion of the pyramid is between 10 and 100 ?m.Type: ApplicationFiled: September 20, 2011Publication date: March 29, 2012Applicants: STANLEY ELECTRIC CO., LTD., CASIO COMPUTER CO., LTD.Inventors: Naotsugu Ogura, Hideki Nakamura, Takeshi Miyazaki, Osamu Umamine, Hiroki Masuda, Yasuyuki Kawakami
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Publication number: 20110096297Abstract: There is provided a light source unit comprising an excitation light shining device for emitting excitation light, a luminescent plate having a luminescent light emitting area on a base material and adapted to emit a luminescent light of a predetermined wavelength band by excitation light from the excitation shining device, two types of light source devices for emitting light of wavelength bands different from that of the light from the luminescent plate, a light guiding optical system for guiding the light from the luminescent plate and the rays from the light sources to a predetermined plane, and a light source control device for controlling the emission from the excitation light shining device and the light sources, wherein a synthetic light or a single-color light are emitted by controlling the emissions from the excitation light shining device and the light sources by the light source control device.Type: ApplicationFiled: October 28, 2010Publication date: April 28, 2011Applicant: CASIO COMPUTER CO., LTD.Inventors: Hiroshi OGINO, Osamu Umamine, Hiroki Masuda, Masanori Ohta, Naotsugu Ogura, Mamoru Shibasaki, Hideyuki Kurosaki, Masahiro Ogawa
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Publication number: 20110051102Abstract: With a view to providing a light source unit which can emit light source light of high luminance and high intensity even in the small quantity of excitation light, there is provided a light source unit including an excitation light source for emitting light in a blue wavelength band, a fluorescent wheel, a light emitting device for emitting light in a red wavelength band and a light guiding optical system for guiding light emitted from the fluorescent wheel and the light emitting device to a light guiding device, wherein the fluorescent wheel is made up of a fluorescent area where a green fluorescent material layer for emitting fluorescent light in a green wavelength band is disposed and a diffuse area for converting light emitted from the excitation light source into diffuse light of which directivity is weak are disposed end to end in a circumferential direction, and wherein the green fluorescent material layer is such that a concentration of weight content of the green fluorescent material in the green fluType: ApplicationFiled: August 31, 2010Publication date: March 3, 2011Applicants: Casio Computer Co., Ltd., Stanley Electric Co., Ltd.Inventors: Naotsugu Ogura, Masahiro Ogawa, Hideki Nakamura, Takeshi Miyazaki, Hiroki Masuda, Yasuyuki Kawakami
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Publication number: 20100245777Abstract: A projector includes a light source unit 63, a light guiding device 75, a display device, a projection side optical system and a projector control means, the light source unit 63 includes a light source 72 which emits laser light in the wavelength band of blue, a light emitting wheel 71 disposed on an optical axis of the light source 72 and a wheel motor 73 for driving to rotate the light emitting wheel 71, and the light emitting wheel 71 is formed of a circular substrate having a diffusion layer on a predetermined surface thereof, the diffusion layer being made up of minute irregularities which are formed directly on a surface of the circular substrate.Type: ApplicationFiled: March 30, 2010Publication date: September 30, 2010Applicant: Casio Computer Co., Ltd.Inventor: Naotsugu OGURA
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Patent number: 7431898Abstract: A chemical reaction apparatus includes a solid body in which a reaction flow path is formed, and a heater having a thin-film heater formed on the body to oppose the reaction flow path and at least partially exposed to the reaction flow path, and which supplies a predetermined heat amount to the reaction flow path by the thin-film heater.Type: GrantFiled: March 28, 2003Date of Patent: October 7, 2008Assignee: Casio Computer Co., Ltd.Inventors: Yoshihiro Kawamura, Naotsugu Ogura, Akira Igarashi
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Patent number: 7359739Abstract: A portable electronics device comprises an interior space for storing a fuel vessel, and a chassis that includes at least one transparent window opposing the interior space.Type: GrantFiled: September 28, 2004Date of Patent: April 15, 2008Assignee: Casio Computer Co., Ltd.Inventor: Naotsugu Ogura
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Patent number: 7175817Abstract: The compact chemical reactor includes a first substrate, a second substrate attached to the first substrate. A micro flow path is defined between the first substrate and the second substrate. A thin film heater provided in the flow path.Type: GrantFiled: August 4, 2003Date of Patent: February 13, 2007Assignee: Casio Computer Co., Ltd.Inventors: Yoshihiro Kawamura, Naotsugu Ogura
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Patent number: 7172736Abstract: A compact chemical reactor has a first substrate. A catalyst layer is provided on an inner surface of a groove formed in a first surface of the first substrate. A second substrate, in which a concave portion to receive a portion of the catalyst layer is formed on a surface opposite to the first surface of the substrate, contacts the first substrate on the opposite surface.Type: GrantFiled: July 28, 2003Date of Patent: February 6, 2007Assignee: Casio Computer Co., Ltd.Inventors: Yoshihiro Kawamura, Naotsugu Ogura
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Publication number: 20050188617Abstract: Disclosed are a compact reactor capable of reducing pressure loss and supporting a lot of catalysts, and a power generator having the reactor. The reactor comprises a reactor main body having inner space formed therein, and a base plate which is so intervened as to separate the inner space of the reactor main body into two areas and through which a plurality of through holes are bored in the thicknesswise direction.Type: ApplicationFiled: February 24, 2005Publication date: September 1, 2005Applicant: Casio Computer Co., Ltd.Inventors: Naotsugu Ogura, Yoshihiro Kawamura, Masaharu Shioya
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Publication number: 20050070347Abstract: A potable electronics device comprises an interior space for storing a fuel vessel, and a chassis that includes at least one transparent window opposing the interior space.Type: ApplicationFiled: September 28, 2004Publication date: March 31, 2005Applicant: Casio Computer Co., Ltd.Inventor: Naotsugu Ogura
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Publication number: 20040148859Abstract: A chemical reaction apparatus includes a solid body in which a reaction flow path is formed, and a heater having a thin-film heater formed on the body to oppose the reaction flow path and at least partially exposed to the reaction flow path, and which supplies a predetermined heat amount to the reaction flow path by the thin-film heater.Type: ApplicationFiled: November 24, 2003Publication date: August 5, 2004Applicant: Casio Computer Co., LTD.Inventors: Yoshihiro Kawamura, Naotsugu Ogura, Akira Igarashi
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Publication number: 20040025784Abstract: The compact chemical reactor includes a first substrate, a second substrate attached to the first substrate. A micro flow path is defined between the first substrate and the second substrate. A thin film heater provided in the flow path.Type: ApplicationFiled: August 4, 2003Publication date: February 12, 2004Applicant: Casio Computer Co., Ltd.Inventors: Yoshihiro Kawamura, Naotsugu Ogura